﻿using System;

class IsoscelesTrialgleOfCopyrights
{
    static void Main(string[] args)
    {
        Console.WriteLine("  \u00A9  ");
        Console.WriteLine(" \u00A9\u00A9\u00A9 ");
        Console.WriteLine("\u00A9\u00A9\u00A9\u00A9\u00A9");
    }
}

